Home / 754,482,056.40-1,132,320,281.40-294,640,520.40

Finding the Fourth Proportional to 754,482,056.40, 1,132,320,281.40 and 294,640,520.40

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Solution

The fourth proportional to 754,482,056.40, 1,132,320,281.40 and 294,640,520.40 is: 442,193,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,482,056.40 : 1,132,320,281.40 = 294,640,520.40 : x
  2. Step 2: Convert to fraction form
    754,482,056.40/1,132,320,281.40 = 294,640,520.40/x
  3. Step 3: Cross multiply
    754,482,056.40x = 1,132,320,281.40 × 294,640,520.40
  4. Step 4: Simplify right side
    754,482,056.40x = 333,627,436,971,170,432
  5. Step 5: Solve for x
    x = 333,627,436,971,170,432/754,482,056.40
  6. Step 6: Final answer
    x = 442,193,998.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.